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IT8221232A0 - Temporizzatore vitale per l'impiego in applicazioni ferroviarie. - Google Patents

Temporizzatore vitale per l'impiego in applicazioni ferroviarie.

Info

Publication number
IT8221232A0
IT8221232A0 IT8221232A IT2123282A IT8221232A0 IT 8221232 A0 IT8221232 A0 IT 8221232A0 IT 8221232 A IT8221232 A IT 8221232A IT 2123282 A IT2123282 A IT 2123282A IT 8221232 A0 IT8221232 A0 IT 8221232A0
Authority
IT
Italy
Prior art keywords
railway applications
vital timer
vital
timer
railway
Prior art date
Application number
IT8221232A
Other languages
English (en)
Other versions
IT1152142B (it
Inventor
Henry C Sibley
Original Assignee
Gen Signal Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gen Signal Corp filed Critical Gen Signal Corp
Publication of IT8221232A0 publication Critical patent/IT8221232A0/it
Application granted granted Critical
Publication of IT1152142B publication Critical patent/IT1152142B/it

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G99/00—Subject matter not provided for in other groups of this subclass
    • G04G99/006—Electronic time-pieces using a microcomputer, e.g. for multi-function clocks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L1/00—Devices along the route controlled by interaction with the vehicle or train
    • B61L1/20—Safety arrangements for preventing or indicating malfunction of the device, e.g. by leakage current, by lightning
    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F1/00—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals without driving mechanisms, e.g. egg timers
    • G04F1/005—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals without driving mechanisms, e.g. egg timers using electronic timing, e.g. counting means
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G15/00—Time-pieces comprising means to be operated at preselected times or after preselected time intervals
    • G04G15/003—Time-pieces comprising means to be operated at preselected times or after preselected time intervals acting only at one preselected time or during one adjustable time interval
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C1/00—Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Safety Devices In Control Systems (AREA)
  • Electric Clocks (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
IT21232/82A 1981-09-21 1982-05-13 Temporizzatore vitale per l'impiego in applicazioni ferroviarie IT1152142B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/304,093 US4472789A (en) 1979-11-09 1981-09-21 Vital timer

Publications (2)

Publication Number Publication Date
IT8221232A0 true IT8221232A0 (it) 1982-05-13
IT1152142B IT1152142B (it) 1986-12-31

Family

ID=23175020

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21232/82A IT1152142B (it) 1981-09-21 1982-05-13 Temporizzatore vitale per l'impiego in applicazioni ferroviarie

Country Status (4)

Country Link
US (1) US4472789A (it)
CA (1) CA1178713A (it)
IT (1) IT1152142B (it)
NL (1) NL8200962A (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4594685A (en) * 1983-06-24 1986-06-10 General Signal Corporation Watchdog timer
US4553200A (en) * 1983-11-10 1985-11-12 General Signal Corporation Modular output driver for vital processor systems
EP0197893B1 (fr) * 1985-03-29 1990-01-10 Relhor S.A. Dispositif de levée d'interdiction conditionnelle de la manoeuvre d'une serrure
CH664794A5 (fr) * 1985-03-29 1988-03-31 Relhor Sa Dispositif de levee d'interdiction conditionnelle de la manoeuvre d'une serrure.
FR2582037A1 (fr) * 1985-05-14 1986-11-21 Relhor Sa Dispositif de levee d'interdiction conditionnelle de la manoeuvre d'une serrure
GB8812849D0 (en) * 1988-05-31 1988-07-06 Int Computers Ltd Logic simulator
DE8903636U1 (de) * 1989-03-22 1990-07-19 Diehl GmbH & Co, 8500 Nürnberg Schaltuhr
ATE118283T1 (de) * 1989-09-06 1995-02-15 Omron Tateisi Electronics Co Programmierbares steuerungsgerät.
US6783822B1 (en) * 2003-01-27 2004-08-31 Hassan Faouaz Muslim prayer counter
US7287199B2 (en) * 2004-03-31 2007-10-23 Giga-Byte Technology Co., Ltd. Device capable of detecting BIOS status for clock setting and method thereof
US7617412B2 (en) * 2006-10-25 2009-11-10 Rockwell Automation Technologies, Inc. Safety timer crosscheck diagnostic in a dual-CPU safety system
US9632492B2 (en) 2015-01-23 2017-04-25 Rockwell Automation Asia Pacific Business Ctr. Pte., Ltd. Redundant watchdog method and system utilizing safety partner controller
US11550649B2 (en) * 2021-03-17 2023-01-10 Qualcomm Incorporated System-on-chip timer failure detection and recovery using independent redundant timers

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3418637A (en) * 1966-05-27 1968-12-24 Navy Usa Digital phase lock clock
US3566368A (en) * 1969-04-22 1971-02-23 Us Army Delta clock and interrupt logic
US3723975A (en) * 1971-06-28 1973-03-27 Ibm Overdue event detector
US4158432A (en) * 1976-12-10 1979-06-19 Texas Instruments Incorporated Control of self-test feature for appliances or electronic equipment operated by microprocessor
US4090173A (en) * 1976-12-17 1978-05-16 General Signal Corporation Vital digital communication system
US4169526A (en) * 1978-01-25 1979-10-02 General Motors Corporation Torque converter and torque responsive slipping clutch
US4181849A (en) * 1978-01-30 1980-01-01 General Signal Corporation Vital relay driver having controlled response time
US4368534A (en) * 1979-01-29 1983-01-11 General Signal Corporation Keyboard controlled vital digital communication system
US4307463A (en) * 1980-02-08 1981-12-22 General Signal Corporation Vital rate decoder

Also Published As

Publication number Publication date
CA1178713A (en) 1984-11-27
NL8200962A (nl) 1983-04-18
US4472789A (en) 1984-09-18
IT1152142B (it) 1986-12-31

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19960530